研究者指出，对于媒体的使用是否影响年轻人健康或学业成绩这一问题，还需要作进一步研究。
The researchers warned that further study is required to link media use with any impact on the health of young people or their grades.
研究者指出，对于媒体的使用是否影响年轻人健康或学业成绩这一问题，还需要作进一步研究。
The researchers warned that further study is required to link media use with any impact on the health of young people or their grades.
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